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» K250M-2
Low Voltage 3-Phase Cast Iron
 Series: K • Frame: 250M • 2 Poles/2975 RPM • 55.00kW/75.00hp • Mounting: V1 • cast iron - motor
Family / FrameK250M
Rated / Power55.00 kW / 75.00 hp
Speed2975 RPM
Voltage / Connection400-Δ / 690-Y
Frequency50 Hz
Enclosure IP55
Full load current96.57 A / 55.750 A
No load current21.542
Insulation classF
Comment3x PTC 150 °C
Featurecast iron - motor
Power factor0.88 PF FL
Efficiency FL93.48
Efficiency FL (75%)92.98
Efficiency FL (50%)91.27
Efficiency FL (25%)85.47
Sound pressure level (1m)91 dB(A)
Resistance R0.100 Ω
Resistance of phase to phase0.067 Ω
Torque FL176.65
Locked rotor torque/full load torque2.39
Star delta torque/full load torque0.746000
Pull up torque/full load torque1.860
Star delta pull up torque/full load torque0.581
Pull out torque/full load torque3.010
Star delta pull out torque/full load torque0.94000
Locked rotor current/full load current7.300
Star delta locked current/full load current2.283
Bearing DE6313C3
Bearing NDE6313C3

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